By Joel Ira Weller
Quantitative Trait Loci (QTL) is a subject of significant agricultural value for effective farm animals construction. This advanced-level textbook covers the entire statistical equipment which were used or proposed for detection and research of QTL and marker- and gene- assisted choice in animal genetics and breeding, in addition to new advances that experience revolutionized the sphere because the first version.
Read Online or Download Quantitative Trait Loci Analysis in Animals, 2nd Edition (Modular Texts) PDF
Best zoology books
The ebook has been written to cater for the durable wishes of Indian scholars because it is sort of most unlikely for them to selected any unmarried textbook on vertebrates. it really is meant basically as a textbook for the Honours and the Undergraduate scholars of the Indian Universities. notwithstanding, the scholars of upper sessions, the applicants getting ready for numerous competetive examinations, and the topic lecturers can also locate it invaluable as a convenient consultant for reference.
This publication introduces the Australian frog fauna and incorporates a portray of, and distribution maps for every of the 213 species and five sub-species of Australian frogs at present regarded in 2003, more often than not in response to Dr. H. G. Coggers taxonomy. greater than one hundred ten new species of Australian frogs were stumbled on and defined considering that 1960.
Salvelinus species are some of the most completely studied teams of fishes. Many purposes clarify this severe curiosity in charr biology. Charrs have a Holarctic distribution encompassing many Asian, North American, and ecu nations and occupy varied marine and freshwater environments. moreover, the present distribution of charr comprises components that have been at once prompted by way of weather and topographic swap linked to the numerous Pleistocene glaciations.
- Bayesian Inference: with ecological applications
- Essential Animal Behavior
- Taxonomy. Text & reference book
- The Blackwell's Concise Encyclopedia of Ecology
- Attitudes to Animals: Views in Animal Welfare
- Do Hummingbirds Hum?: Fascinating Answers to Questions About Hummingbirds (Animal Q&a Series)
Additional resources for Quantitative Trait Loci Analysis in Animals, 2nd Edition (Modular Texts)
None of these methods guarantee that, even if a maximum is found, it will be the global maximum. In the ﬁnal sections we considered Bayesian estimation and the method of minimal distance. Solutions by these methods, like ML, can only be computed iteratively. Application of these methods to estimation of QTL parameters will be considered in detail in Chapters 5–7. 1 Random and Fixed Effects, the Mixed Model Introduction So far we have assumed that all effects included in the model, except for the residual, are ﬁxed.
They called this model the ‘reduced animal model’ (RAM). If the number of individuals without progeny included in the analysis is relatively large, compared to the number of individuals with progeny, then there can be a substantial reduction in the total number of equations in the model. For individuals without progeny this can also be considered a ‘gametic’ model, because 32 Chapter 3 the effects included in this model are the contributions of the paternal and maternal gametes to each progeny.
It is then necessary to solve a system of equations equal to the number of parameters being estimated. In general, the likelihood function for estimation of m parameters (θ1 , θ2 , . . , θm ), from a sample of N observations (y1 , y2 , . . , yN ) can be written as follows: L = p(y1 , y2 , . yn |θ1 , θ2 , . θm ) = p(y1 |θ1 , θ2 , . θm )p(y2 |θ1 , θ2 , . θm ). p(yn |θ1 , θ2 , . θm ) = p(yi |θ1 , θ2 , . 23) where p(yi |θ) represents the probability of obtaining yi , conditional on the vector of parameters.
Quantitative Trait Loci Analysis in Animals, 2nd Edition (Modular Texts) by Joel Ira Weller